1 /***
2 *
3 * Copyright 2004 Protique Ltd
4 *
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 *
17 **/
18 package org.codehaus.activecluster.impl;
19
20 import org.codehaus.activecluster.LocalNode;
21 import org.codehaus.activecluster.Service;
22
23 import javax.jms.Destination;
24 import javax.jms.JMSException;
25 import java.util.Map;
26
27
28 /***
29 * Default implementation of a local Node which has its
30 * state replicated across the cluster
31 *
32 * @version $Revision: 1.4 $
33 */
34 public class ReplicatedLocalNode extends NodeImpl implements LocalNode, Service {
35
36 private StateService serviceStub;
37
38 public ReplicatedLocalNode(Destination destination, StateService serviceStub) {
39 super(destination);
40 this.serviceStub = serviceStub;
41 }
42
43 public void setState(Map state) {
44 super.setState(state);
45 serviceStub.keepAlive(this);
46 }
47
48 public void pingRemoteNodes() {
49 serviceStub.keepAlive(this);
50 }
51
52 public void start() throws JMSException {
53 /*** TODO */
54 }
55
56 public void stop() throws JMSException {
57 /*** TODO */
58 }
59 }